000 00373nam a2200121Ia 4500
008 190711s9999 xx 000 0 und d
082 _a622.2 I61
100 _aINTERNATIONAL SOCIETY FOR ROCK MECHANICS
245 0 _aPROCEEDINGS OF THE INTERNATIONAL SYMPOSIUM ON ENGINEERING IN COMLEX ROCK FORMATI
260 _aBeijing
_bSCIENCE
_c1988
300 _a29X22
942 _cBK
_2DDC
999 _c21660
_d21660